Tunes ATSC antenna signals and clear QAM unencrypted cable signals Simple set up and usability Digital broadcast quality SD HD HDMI and optical audio outputs with dolby digital audio Provides on-screen program information The Channel Master CM-7001 will tune ATSC (Antenna) or clear QAM (unencrypted cable) signals for televisions, displays and projectors that do not have built-in tuners. This unit is easy to set up and use and will offer standard and high definition tuning. This unit will provide on-screen program information for your crystal clear digital and HD tuned programs. Unit is equipped with HDMI outputs. Analog output for older televisions.
My first unit failed under warranty. Symptom was all zero's on display, and was replaced. The second unit failed after 16 months, with the same symptom, all zero's o the front display, and was trashed.